Home / 101,950.11-152,925.15-31,835.43

Finding the Fourth Proportional to 101,950.11, 152,925.15 and 31,835.43

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Solution

The fourth proportional to 101,950.11, 152,925.15 and 31,835.43 is: 47,753.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,950.11 : 152,925.15 = 31,835.43 : x
  2. Step 2: Convert to fraction form
    101,950.11/152,925.15 = 31,835.43/x
  3. Step 3: Cross multiply
    101,950.11x = 152,925.15 × 31,835.43
  4. Step 4: Simplify right side
    101,950.11x = 4,868,437,908.06
  5. Step 5: Solve for x
    x = 4,868,437,908.06/101,950.11
  6. Step 6: Final answer
    x = 47,753.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.